11966980

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{577}}^1$

素因数の和:664

約数の個数: 48

約数和(自身を含む): 27092016

約数和(自身を除く): 15125036

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 61, 68, 85, 122, 170, 244, 305, 340, 577, 610, 1037, 1154, 1220, 2074, 2308, 2885, 4148, 5185, 5770, 9809, 10370, 11540, 19618, 20740, 35197, 39236, 49045, 70394, 98090, 140788, 175985, 196180, 351970, 598349, 703940, 1196698, 2393396, 2991745, 5983490, 11966980]

約数ペア:

[(1, 11966980), (2, 5983490), (4, 2991745), (5, 2393396), (10, 1196698), (17, 703940), (20, 598349), (34, 351970), (61, 196180), (68, 175985), (85, 140788), (122, 98090), (170, 70394), (244, 49045), (305, 39236), (340, 35197), (577, 20740), (610, 19618), (1037, 11540), (1154, 10370), (1220, 9809), (2074, 5770), (2308, 5185), (2885, 4148)]